2513600981928 has 80 divisors (see below), whose sum is σ = 7042273202580. Its totient is φ = 837645276672.

The previous prime is 2513600981891. The next prime is 2513600981963. The reversal of 2513600981928 is 8291890063152.

2513600981928 is a `hidden beast` number, since 2 + 5 + 1 + 3 + 600 + 9 + 8 + 1 + 9 + 28 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1937947978404 + 575653003524 = 1392102^2 + 758718^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1946526 + ... + 2969202.

Almost surely, 2^{2513600981928} is an apocalyptic number.

It is an amenable number.

2513600981928 is an abundant number, since it is smaller than the sum of its proper divisors (4528672220652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2513600981928 is a wasteful number, since it uses less digits than its factorization.

2513600981928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026488 (or 1026475 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The spelling of 2513600981928 in words is "two trillion, five hundred thirteen billion, six hundred million, nine hundred eighty-one thousand, nine hundred twenty-eight".